132749717 has 2 divisors, whose sum is σ = 132749718. Its totient is φ = 132749716.

The previous prime is 132749681. The next prime is 132749723. The reversal of 132749717 is 717947231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 125126596 + 7623121 = 11186^2 + 2761^2 .

It is a cyclic number.

It is not a de Polignac number, because 132749717 - 2¹² = 132745621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (132749777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66374858 + 66374859.

It is an arithmetic number, because the mean of its divisors is an integer number (66374859).

Almost surely, 2^132749717 is an apocalyptic number.

It is an amenable number.

132749717 is a deficient number, since it is larger than the sum of its proper divisors (1).

132749717 is an equidigital number, since it uses as much as digits as its factorization.

132749717 is an evil number, because the sum of its binary digits is even.

The product of its digits is 74088, while the sum is 41.

The square root of 132749717 is about 11521.7063406424. The cubic root of 132749717 is about 510.1264802284.

The spelling of 132749717 in words is "one hundred thirty-two million, seven hundred forty-nine thousand, seven hundred seventeen".